Public holidays
1664, Finland
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1664 | Nyårsdagen |
| 2 | Sunday, 6 January 1664 | Trettondedag jul |
| 3 | Friday, 11 April 1664 | Långfredagen |
| 4 | Sunday, 13 April 1664 | Påskdagen |
| 5 | Monday, 14 April 1664 | Annandag påsk |
| 6 | Thursday, 1 May 1664 | Första maj |
| 7 | Thursday, 22 May 1664 | Kristi himmelsfärdsdag |
| 8 | Sunday, 1 June 1664 | Pingstdagen |
| 9 | Monday, 2 June 1664 | Annandag pingst |
| 10 | Tuesday, 24 June 1664 | Midsommardagen |
| 11 | Sunday, 2 November 1664 | Alla helgons dag |
| 12 | Saturday, 6 December 1664 | Självständighetsdagen |
| 13 | Thursday, 25 December 1664 | Juldagen |
| 14 | Friday, 26 December 1664 | Annandag jul |